hide category from UAG post grid

function.php

// Remove Featured Provider posts on blog grid on home page
add_filter( 'uagb_post_query_args_grid', function( $args ){
	global $post;
	if ( isset( $post ) && isset( $post->ID ) && 1757 === $post->ID ) {
		$args['category__not_in'] = array( 2276 );
	}
	return $args;
} );